We might posted that:
viewtopic.php?p=123324#p123324
under the wrong forum ... I guess this is the better place
The problem is, that ESP32-S3 samples the MISO line in MODE 3 on the falling edge, not on the rising edge as it is defined and documented.
We are right now not sure if this is a bug in the ESP-IDF or in the ESP32-S3 itself.
SPI Master fails to read MISO correctly on Mode 3
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stefan.nagel
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